UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PQ/ivuCYVdwBc87IBt8vKEHlExzMCfCeHa4AVB+PFEc=' 
WHERE 
  key_id = '8af6d5e8661de90c90f43f0e310bf85d7ec57b63bea583257249b6c0157507c6' 
  AND (
    token = 'PQ/ivuCYVdwBc87IBt8vKEHlExzMCfCeHa4AVB+PFEc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )